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From 4be5f3a7a245506af5e82fa47911c96c24c34f60 Mon Sep 17 00:00:00 2001
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From: Peter Lemenkov <lemenkov@gmail.com>
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Date: Sun, 26 Sep 2010 18:25:31 +0400
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Subject: [PATCH 6/9] Use endiannes determined at the configure stage
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Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
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---
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hwaccess.h | 60 ++----------------------------------------------------------
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1 file changed, 2 insertions(+), 58 deletions(-)
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diff --git a/hwaccess.h b/hwaccess.h
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index be3af34..7d9b108 100644
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--- a/hwaccess.h
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+++ b/hwaccess.h
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@@ -41,58 +41,6 @@
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#undef index
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#endif
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-#if defined (__i386__) || defined (__x86_64__)
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-
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-/* All x86 is little-endian. */
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-#define __FLASHROM_LITTLE_ENDIAN__ 1
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-
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-#elif defined (__mips) || defined (__mips__) || defined (_mips) || defined (mips)
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-
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-/* MIPS can be either endian. */
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-#if defined (__MIPSEL) || defined (__MIPSEL__) || defined (_MIPSEL) || defined (MIPSEL)
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-#define __FLASHROM_LITTLE_ENDIAN__ 1
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-#elif defined (__MIPSEB) || defined (__MIPSEB__) || defined (_MIPSEB) || defined (MIPSEB)
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-#define __FLASHROM_BIG_ENDIAN__ 1
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-#endif
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-
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-#elif defined(__powerpc__) || defined(__powerpc64__) || defined(__ppc__) || defined(__ppc64__)
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-
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-/* PowerPC can be either endian. */
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-#if defined (_BIG_ENDIAN) || defined (__BIG_ENDIAN__)
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-#define __FLASHROM_BIG_ENDIAN__ 1
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-/* Error checking in case some weird header has #defines for LE as well. */
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-#if defined (_LITTLE_ENDIAN) || defined (__LITTLE_ENDIAN__)
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-#error Conflicting endianness #define
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-#endif
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-#else
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-#error Little-endian PowerPC #defines are unknown
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-#endif
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-
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-#elif defined (__arm__)
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-#if defined (__ARMEL__)
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-#define __FLASHROM_LITTLE_ENDIAN__ 1
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-#else
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-#error Big-endian ARM #defines are unknown
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-#endif
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-
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-#endif
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-
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-#if !defined (__FLASHROM_BIG_ENDIAN__) && !defined (__FLASHROM_LITTLE_ENDIAN__)
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-/* Nonstandard libc-specific macros for determining endianness. */
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-#if defined(__GLIBC__)
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-#include <endian.h>
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-#if BYTE_ORDER == LITTLE_ENDIAN
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-#define __FLASHROM_LITTLE_ENDIAN__ 1
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-#elif BYTE_ORDER == BIG_ENDIAN
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-#define __FLASHROM_BIG_ENDIAN__ 1
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-#endif
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-#endif
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-#endif
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-
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-#if !defined (__FLASHROM_BIG_ENDIAN__) && !defined (__FLASHROM_LITTLE_ENDIAN__)
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-#error Unable to determine endianness. Please add support for your arch or libc.
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-#endif
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-
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#define ___constant_swab8(x) ((uint8_t) ( \
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(((uint8_t)(x) & (uint8_t)0xffU))))
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@@ -134,7 +82,7 @@ cpu_to_le(64)
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#define cpu_to_be32
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#define cpu_to_be64
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-#elif defined (__FLASHROM_LITTLE_ENDIAN__)
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+#else /* defined (__FLASHROM_BIG_ENDIAN__) */
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#define cpu_to_be(bits) \
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static inline uint##bits##_t cpu_to_be##bits(uint##bits##_t val) \
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@@ -152,11 +100,7 @@ cpu_to_be(64)
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#define cpu_to_le32
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#define cpu_to_le64
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-#else
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-
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-#error Could not determine endianness.
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-
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-#endif
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+#endif /* defined (__FLASHROM_BIG_ENDIAN__) */
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#define be_to_cpu8 cpu_to_be8
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#define be_to_cpu16 cpu_to_be16
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--
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1.7.10.1
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